* {
    margin: 0;
    padding: 0
}

body {
    font-family: 宋体, serif;
    font-size: 14px;
    max-font-size: 24px;
}

.screen {
    width: 960px;
    margin: 0 auto;
}

.left {
    float: left;
}

.right {
    float: right;
}

.clear {
    clear: both;
}

.mr_0 {
    margin: 0
}

img {
    border: none
}

.top {
    width: 100%;
    height: 24px;
    line-height: 24px;
    background: #303030;
    color: #d8d8d8;
}

.top span {
    padding-left: 5px;
    padding-right: 5px;
}

.top a {
    color: #d8d8d8;
    text-decoration: none;
}

.top a:hover {
    color: #f60;
}

.logos {
    margin-top: 15px;
    margin-bottom: 15px;
    height: 59px;
    text-align: center;
}

.sousuo {

    height: 59px;
}

.sousuo table {
    margin-top: 8px;
    border-collapse: collapse;
}

.sousuo td {
    height: 41px;
}

.s_z {
    width: 6px;
    background: url("s_z.jpg") no-repeat;
}

.s_c {
    width: 240px;
    background: url("s_c.jpg") repeat-x;
}

.s_r {
    width: 78px;
    background: url("s_r.jpg") no-repeat;
}

.dianhua {
    margin-left: 20px;
    height: 59px;
    line-height: 59px;
    color: darkred;
    font-size: x-large;
}

.nav {
    margin-top: 15px;
    background: darkred;
    width: 100%;
    height: 39px;
}

.nav li.a {
    background: url("nav_hover.jpg") repeat-x;
}

.nav a {
    color: aliceblue;
    text-decoration: none;
}

.nav li {
    list-style: none;
    float: left;
    line-height: 39px;
    padding: 0 28px;
}

.a {
    background: darkmagenta;
}

.ad {
    margin-bottom: 15px;
}

.jianj {
    float: left;
    margin: 0 10px 10px 0;
    width: 540px;
    height: 360px;
}

.jianj p{
    float: left;
}
.jianj image{
    float: left;
}